40v backlight led driver.
* Adjustable Output Voltage, Vfb=0.2V
* Output voltage 40V, driving up to 12 LED string
* Range of operation input voltage: 2.5
– 4.5V
* O.
* Smartphone
* 7” MID
* Portable DVD
* TFT LCD bias
* Portable LED lighting or torch
* Other app.
The BL8549 is a high efficiency current-mode asynchronous, 40V boost converter for LED backlight driving. Its input voltage ranges from 2.5V to 4.5V and it provides an adjustable constant current output decided by the Rset connected to BL8549’s FB pi.
Image gallery
TAGS
Download (Size : 508.83KB)